Aerospace series. Steel FE-PM3901 (X15CrNi17-3). Air melted. Hardened and tempered. Bar for machining. De $3L 200 mm. 900 MPa $3L Rm $3L 1100 MPa— 10 стр.
Safety of machinery. Pressure sensitive protective devices. General principles for the design and testing of pressure sensitive mats and pressure sensitive floors— 36 стр.